The Samsung I9100 Galaxy SII was announced in 2011, February. Released 2011, April With 4.3 inches, 52.6 cm2 (~63.5% screen-to-body ratio) Super AMOLED Plus, Powered by Exynos 4210 Dual and running Android 2.3.4 (Gingerbread), upgradable to 4.1 (Jelly Bean), TouchWiz UI 4, the device delivered smooth performance and multitasking capabilities. Its 8 MP, f/2.6, 1/3.2", AF rear camera captured crisp photos and 1080p@30fps video, while the Removable Li-Ion 1650 mAh battery ensured long-lasting usage.